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-rw-r--r--activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb13
1 files changed, 13 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb
new file mode 100644
index 0000000000..c027fef83c
--- /dev/null
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3/schema_dumper.rb
@@ -0,0 +1,13 @@
+module ActiveRecord
+ module ConnectionAdapters
+ module SQLite3
+ module ColumnDumper
+ private
+
+ def default_primary_key?(column)
+ schema_type(column) == :integer
+ end
+ end
+ end
+ end
+end